At a Glance
You can connect an external sound system to your LG TV using an optical cable connection. You only need to change the Sound Out setting of the TV to Optical Out Device.
- 2020 WebOS5.0 or older: [All Settings] → [Sound] → [Sound Out] → [Optical].
- 2022 WebOS22 & 2021 WebOS6.0: [All Settings] → [Sound] → [Sound Out] → [Use Wired Speaker] → [Optical Out Drive].
1Prepare the optical cable.
2Check that the shape of the optical cable matches the U-shape optical plugs on the devices and connect it. If the shape is different, do not connect.
If you try to connect the optical cable with excessive force, the terminal may break.
3On the connected device, change the input source to optical.
- The steps for changing the input will vary depending on the device.
- Some devices may configure automatically once connected to the TV.
4On the LG TV, press the [Settings] button on the remote control and select [All Settings].
5Select [Sound] then [Sound Out].
6Select [Use Wired Speaker].
7 Select [Optical Out Device]
If successful, sound should be played through the connected device. If the process failed check the connections and the input source of the connected device.
If you wish to setup universal control, please see our LG TV- How to Use the Universal Control Feature article.